Table 2.
The size of change (min ÷ max) of the roughness parameters affected by osteoarthritis (N = 1125).
| Ar [µm2] | Ra [nm] | Rp [nm] | S [nm] |
|---|---|---|---|
| 18 × 18 | 58 ÷ 73 | 177 ÷ 353 | 567 ÷ 661 |
| 9 × 9 | 25 ÷ 61 | 86 ÷ 145 | 403 ÷ 551 |
| 3 × 3 | 9 ÷ 12 | 38 ÷ 64 | 235 ÷ 298 |
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